Question

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這題...要怎麼算啊？

99-3: 不等式 2z+如一2x2 一4x二320

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高一 多項式

Answer 1

✨ 最佳解答 ✨

Call me Bravo

For your reference

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喔～原來是這樣，謝謝你😁

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欸？請問一下，前面的十字交成是用哪兩項做十字交成啊？

Call me Bravo

No, it’s determination of rational root

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Determination of rational root? Is that“根與係數”？

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Aren’t you from Taiwan?Why you’re using English?

Call me Bravo

No, I just tried to reply in English to increase my English writing ability.

Call me Bravo

Determination of rational root? Is that“根與係數”？you know it's a rule in the handbook and tell us to try or try again.

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I see.Thanks for you help.I think you English writing ability is very good.

Call me Bravo

Wow,you do a nice thing a day.